JPS5827086A - 超音波伝搬時間検出方法 - Google Patents

超音波伝搬時間検出方法

Info

Publication number
JPS5827086A
JPS5827086A JP56124705A JP12470581A JPS5827086A JP S5827086 A JPS5827086 A JP S5827086A JP 56124705 A JP56124705 A JP 56124705A JP 12470581 A JP12470581 A JP 12470581A JP S5827086 A JPS5827086 A JP S5827086A
Authority
JP
Japan
Prior art keywords
detection level
detection
propagation time
level
ultrasonic propagation
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
JP56124705A
Other languages
English (en)
Japanese (ja)
Other versions
JPS6334994B2 (enrdf_load_stackoverflow
Inventor
Yukio Nakagawa
中川　行雄
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Fuji Electric Co Ltd
Original Assignee
Fuji Electric Co Ltd
Fuji Electric Manufacturing Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Fuji Electric Co Ltd, Fuji Electric Manufacturing Co Ltd filed Critical Fuji Electric Co Ltd
Priority to JP56124705A priority Critical patent/JPS5827086A/ja
Publication of JPS5827086A publication Critical patent/JPS5827086A/ja
Publication of JPS6334994B2 publication Critical patent/JPS6334994B2/ja
Granted legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
    • G01F1/00—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow
    • G01F1/66—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow by measuring frequency, phase shift or propagation time of electromagnetic or other waves, e.g. using ultrasonic flowmeters
    • G01F1/667—Arrangements of transducers for ultrasonic flowmeters; Circuits for operating ultrasonic flowmeters

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Fluid Mechanics (AREA)
  • General Physics & Mathematics (AREA)
  • Measurement Of Levels Of Liquids Or Fluent Solid Materials (AREA)
  • Measuring Volume Flow (AREA)
  • Measurement Of Unknown Time Intervals (AREA)
JP56124705A 1981-08-11 1981-08-11 超音波伝搬時間検出方法 Granted JPS5827086A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP56124705A JPS5827086A (ja) 1981-08-11 1981-08-11 超音波伝搬時間検出方法

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP56124705A JPS5827086A (ja) 1981-08-11 1981-08-11 超音波伝搬時間検出方法

Publications (2)

Publication Number Publication Date
JPS5827086A true JPS5827086A (ja) 1983-02-17
JPS6334994B2 JPS6334994B2 (enrdf_load_stackoverflow) 1988-07-13

Family

ID=14892053

Family Applications (1)

Application Number Title Priority Date Filing Date
JP56124705A Granted JPS5827086A (ja) 1981-08-11 1981-08-11 超音波伝搬時間検出方法

Country Status (1)

Country Link
JP (1) JPS5827086A (enrdf_load_stackoverflow)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2009023070A (ja) * 2007-07-23 2009-02-05 Mazda Motor Corp 締付制御システム
JP2021021612A (ja) * 2019-07-26 2021-02-18 沖電気工業株式会社 距離計、水位計、距離計測方法、及び距離計測プログラム

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4662330B2 (ja) * 2004-07-28 2011-03-30 リコーエレメックス株式会社 超音波流量計

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS54149670A (en) * 1978-05-16 1979-11-24 Fuji Electric Co Ltd Circuit device for detecting ultrasonic wave propagating time
JPS5523476A (en) * 1978-08-09 1980-02-19 Fuji Electric Co Ltd Detection circuit device for ultrasonic propagation time
JPS5639471A (en) * 1979-06-13 1981-04-15 Endress Hauser Gmbh Co Method and device for measuring pulse distance or interval

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS54149670A (en) * 1978-05-16 1979-11-24 Fuji Electric Co Ltd Circuit device for detecting ultrasonic wave propagating time
JPS5523476A (en) * 1978-08-09 1980-02-19 Fuji Electric Co Ltd Detection circuit device for ultrasonic propagation time
JPS5639471A (en) * 1979-06-13 1981-04-15 Endress Hauser Gmbh Co Method and device for measuring pulse distance or interval

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2009023070A (ja) * 2007-07-23 2009-02-05 Mazda Motor Corp 締付制御システム
JP2021021612A (ja) * 2019-07-26 2021-02-18 沖電気工業株式会社 距離計、水位計、距離計測方法、及び距離計測プログラム

Also Published As

Publication number Publication date
JPS6334994B2 (enrdf_load_stackoverflow) 1988-07-13

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